Siemens 3VA5445-5EF31-0AA0 - Molded Case 450A 3-Pole Breaker
Siemens 3VA5445-5EF31-0AA0 - Molded Case 450A 3-Pole Breaker

Siemens 3VA5445-5EF31-0AA0 - Molded Case 450A 3-Pole Breaker

Siemens
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Siemens 3VA5445-5EF31-0AA0 is a 3-pole molded case circuit breaker from the Sentron Series, designed for thermal magnetic protection in industrial and commercial power distribution systems. This 450A rated breaker operates at up to 600V, with an interrupting capacity of 35kA at 480V and 18kA at 600V, and features the TM240 trip unit with ATAM system protection and overload protection adjustable up to 360A. Weighing 5.19 lb, it is built on a 3VA54 frame for three-phase applications, with an operating temperature range of -13°F to 158°F (-25°C to 70°C). The breaker is UL Listed, ensuring compliance with rigorous safety and performance standards. It is typically used for reliable line protection in industrial machinery, commercial panels, and distribution systems.

Key Features & Specifications
  • Manufacturer: Siemens
  • Series: Sentron Series
  • Type: 3VA
  • Item Subcategory: Molded Case
  • Poles: 3
  • Current Rating: 450A
  • Voltage Rating: 600V
  • Interrupting Rating: 18kA at 600V, 35kA at 480V
  • Protection: Thermal Magnetic
  • Trip Unit: TM240 with ATAM
  • Overload Protection: Adjustable up to 360A
  • Compatible Frames: 3VA54
  • Phase: 3
  • Weight: 5.19 lb
  • Temp Rating: -13°F-158°F (-25°C-70°C)
  • Standards: UL Listed
  • Certification: UL Listed


Product Identification
  • UPC: 80476679229
  • GTIN: 00804766792298